Home / 1,419,558.37-1,959,020.28-775,005.73

Finding the Fourth Proportional to 1,419,558.37, 1,959,020.28 and 775,005.73

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Solution

The fourth proportional to 1,419,558.37, 1,959,020.28 and 775,005.73 is: 1,069,524.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,558.37 : 1,959,020.28 = 775,005.73 : x
  2. Step 2: Convert to fraction form
    1,419,558.37/1,959,020.28 = 775,005.73/x
  3. Step 3: Cross multiply
    1,419,558.37x = 1,959,020.28 × 775,005.73
  4. Step 4: Simplify right side
    1,419,558.37x = 1,518,251,942,186.20
  5. Step 5: Solve for x
    x = 1,518,251,942,186.20/1,419,558.37
  6. Step 6: Final answer
    x = 1,069,524.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.